CVE-2026-6367
Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-003
MEDIUM 6.1
At a glance
- Source
- NVD
- EPSS
- EPSS 0.20 % · percentile 10 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- drupal
- NVD status
- Analyzed
Description
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS). This issue affects Drupal core: from 11.3.0 before 11.3.7.
Weaknesses (CWE)
- CWE-79 — Improper Neutralization of Input During Web Page Generation
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | CISA-ADP |
| CVSS 3.1 | MEDIUM 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Advisories
- DRUPAL-CORE-2026-003 — Drupal 11.3 comes with support for completing entity suggestions whilst adding a link to CKEditor 5.
- GHSA-pw6f-3999-xp7g — Drupal core allows Cross-Site Scripting (XSS)
European references
- ENISA EUVD · EUVD-2026-31002
- GCVE · GCVE-0-2026-6367
CERT-FR advisories
- CERTFR-2026-AVI-0447 — Multiples vulnérabilités dans Drupal · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*≥ 11.3.0 < 11.3.7
Affected products
| Product | Versions |
|---|---|
| Drupal · Drupal core | affected 11.3.0 < 11.3.7 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |